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Individual Calculations February 2023 |
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| Harrison, Joshua Alan Total change: -19.20 | |   |
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| 32nd annual North American Open - U2300 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1986 | 4.50 | 7 | -0.91 | 20 | -18.20 | |
|  Ray, Ujan | | | 1664 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | |  Xu, Noah L | | | 1586 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hsiao, Ethan | | | 1657 | USA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Guo, Yanfeng | | | 1659 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Garg, Priyansh | | | 1567 | USA | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Regam, Jessica | | wf | 1915 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Barash, Anton | | | 2106 | USA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 8th Annual Gulf Coast New Year's Open | Estero, Florida | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1986 | 1.50 | 5 | -0.98 | 20 | -19.60 | |
| | Hernandez Gonzalez, Im William | m | | 2485 | CUB | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Davydov, Neryk | | | 1586 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cuenca Gomez, Jesus | m | | 2153 | CUB | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Gao, Marvin | c | | 2012 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Yisrael, Shama | | | 1770 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | CFCC 2023 Winter Open & Scholastic - Master & Expert | Orlando, FL | USA | 2023-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2263 | 1986 | 1.50 | 3 | 0.93 | 20 | 18.60 | |
| | Samsonkin, Artiom | m | | 2426 | CAN | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Lenhert, Steven | | | 2261 | GER | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Moore, Nick | | | 2103 | USA | 0.50 | 1 | 0.16 | 20 | 3.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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